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-rw-r--r--openssl/util/src-dep.pl147
1 files changed, 147 insertions, 0 deletions
diff --git a/openssl/util/src-dep.pl b/openssl/util/src-dep.pl
new file mode 100644
index 000000000..ad997e474
--- /dev/null
+++ b/openssl/util/src-dep.pl
@@ -0,0 +1,147 @@
+#!/usr/local/bin/perl
+
+# we make up an array of
+# $file{function_name}=filename;
+# $unres{filename}="func1 func2 ...."
+$debug=1;
+#$nm_func="parse_linux";
+$nm_func="parse_solaris";
+
+foreach (@ARGV)
+ {
+ &$nm_func($_);
+ }
+
+foreach $file (sort keys %unres)
+ {
+ @a=split(/\s+/,$unres{$file});
+ %ff=();
+ foreach $func (@a)
+ {
+ $f=$file{$func};
+ $ff{$f}=1 if $f ne "";
+ }
+
+ foreach $a (keys %ff)
+ { $we_need{$file}.="$a "; }
+ }
+
+foreach $file (sort keys %we_need)
+ {
+# print " $file $we_need{$file}\n";
+ foreach $bit (split(/\s+/,$we_need{$file}))
+ { push(@final,&walk($bit)); }
+
+ foreach (@final) { $fin{$_}=1; }
+ @final="";
+ foreach (sort keys %fin)
+ { push(@final,$_); }
+
+ print "$file: @final\n";
+ }
+
+sub walk
+ {
+ local($f)=@_;
+ local(@a,%seen,@ret,$r);
+
+ @ret="";
+ $f =~ s/^\s+//;
+ $f =~ s/\s+$//;
+ return "" if ($f =~ "^\s*$");
+
+ return(split(/\s/,$done{$f})) if defined ($done{$f});
+
+ return if $in{$f} > 0;
+ $in{$f}++;
+ push(@ret,$f);
+ foreach $r (split(/\s+/,$we_need{$f}))
+ {
+ push(@ret,&walk($r));
+ }
+ $in{$f}--;
+ $done{$f}=join(" ",@ret);
+ return(@ret);
+ }
+
+sub parse_linux
+ {
+ local($name)=@_;
+
+ open(IN,"nm $name|") || die "unable to run 'nn $name':$!\n";
+ while (<IN>)
+ {
+ chop;
+ next if /^\s*$/;
+ if (/^[^[](.*):$/)
+ {
+ $file=$1;
+ $file="$1.c" if /\[(.*).o\]/;
+ print STDERR "$file\n";
+ $we_need{$file}=" ";
+ next;
+ }
+
+ @a=split(/\s*\|\s*/);
+ next unless $#a == 7;
+ next unless $a[4] eq "GLOB";
+ if ($a[6] eq "UNDEF")
+ {
+ $unres{$file}.=$a[7]." ";
+ }
+ else
+ {
+ if ($file{$a[7]} ne "")
+ {
+ print STDERR "duplicate definition of $a[7],\n$file{$a[7]} and $file \n";
+ }
+ else
+ {
+ $file{$a[7]}=$file;
+ }
+ }
+ }
+ close(IN);
+ }
+
+sub parse_solaris
+ {
+ local($name)=@_;
+
+ open(IN,"nm $name|") || die "unable to run 'nn $name':$!\n";
+ while (<IN>)
+ {
+ chop;
+ next if /^\s*$/;
+ if (/^(\S+):$/)
+ {
+ $file=$1;
+ #$file="$1.c" if $file =~ /^(.*).o$/;
+ print STDERR "$file\n";
+ $we_need{$file}=" ";
+ next;
+ }
+ @a=split(/\s*\|\s*/);
+ next unless $#a == 7;
+ next unless $a[4] eq "GLOB";
+ if ($a[6] eq "UNDEF")
+ {
+ $unres{$file}.=$a[7]." ";
+ print STDERR "$file needs $a[7]\n" if $debug;
+ }
+ else
+ {
+ if ($file{$a[7]} ne "")
+ {
+ print STDERR "duplicate definition of $a[7],\n$file{$a[7]} and $file \n";
+ }
+ else
+ {
+ $file{$a[7]}=$file;
+ print STDERR "$file has $a[7]\n" if $debug;
+ }
+ }
+ }
+ close(IN);
+ }
+